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Calconcarboxylic acid

Codice prodotto. 11475447
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11475447 10 g 10g
11485447 50 g 50g
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Codice prodotto. 11475447 Fornitore Thermo Scientific Alfa Aesar N. del fornitore B23459.09
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Descrizione

CAS: 3737-95-9 | C21H14N2O7S | 438.41 g/mol

Calconcarboxylic acid is used as an indicator for calcium titrations with ethylenediaminetetraacetic acid (EDTA) in the presence of magnesium.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Calconcarboxylic acid is used as an indicator for calcium titrations with ethylenediaminetetraacetic acid (EDTA) in the presence of magnesium.

Solubility
Soluble in water, ethanol, sodium hydroxide and methanol.

Notes
Incompatible with strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Identificatori chimici

CAS 3737-95-9
Molecular Formula C21H14N2O7S
Molecular Weight (g/mol) 438.41
MDL Number MFCD00004078
InChI Key ULIVOAKVRBXKKS-PYCFMQQDSA-N
Synonym calconcarboxylic acid, patton-reeder indicator, calconcarbonic acid, calcon 3-carboxylic acid, patton and reeder's indicator, 2-hydroxy-1-2-hydroxy-4-sulfo-1-napthylazo-3-naphthoic acid, 2,2'-dihydroxy-4'-sulpho-1,1'-azonaphthalene-3-carboxylic acid, 2-naphthalenecarboxylic acid, 3-hydroxy-4-2-hydroxy-4-sulfo-1-naphthalenyl azo, nn
PubChem CID 5895210
IUPAC Name 3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2-carboxylic acid
SMILES C1=CC=C2C(=C1)C=C(C(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)O)O)C(=O)O

Specifica

Melting Point ∼300°C (decomposition)
Quantity 10 g
Beilstein 727492
Solubility Information Soluble in water,ethanol,sodium hydroxide and methanol.
Formula Weight 438.42
Chemical Name or Material Calconcarboxylic acid

Sicurezza e movimentazione

compliance-icons
Identificativo prodotto
  • Calconcarboxylic acid, 94% (dry wt.), water <10%
 Avvertenza
  • Warning
 Categoria di pericolo
  • Serious eye damage/eye irritation Category 2
  • Specific target organ toxicity Category 3
  • Skin corrosion/irritation Category 2
 Indicazioni di pericolo
  • H315-Causes skin irritation.
  • H319-Causes serious eye irritation.
  • H335-May cause respiratory irritation.
 Consigli di prudenza
  • P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P405-Store locked up.
  • P501-Dispose of contents/container to in accordance with local/regional/national/international regulations..
SDS

RUO – Research Use Only

Titolo del prodotto
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